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parse_test.go
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package pg_query_test
import (
"errors"
"fmt"
"reflect"
"strings"
"sync"
"testing"
pg_query "github.com/formalco/pg_query_go/v4"
"github.com/formalco/pg_query_go/v4/parser"
"github.com/google/go-cmp/cmp"
"google.golang.org/protobuf/testing/protocmp"
)
var parseTests = []struct {
input string
expectedJSON string
expectedTree *pg_query.ParseResult
}{
{
"SELECT 1",
`{"version":150001,"stmts":[{"stmt":{"SelectStmt":{"targetList":[{"ResTarget":{"val":{"A_Const":{"ival":{"ival":1},"location":7}},"location":7}}],"limitOption":"LIMIT_OPTION_DEFAULT","op":"SETOP_NONE"}}}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_SelectStmt{
SelectStmt: &pg_query.SelectStmt{
LimitOption: pg_query.LimitOption_LIMIT_OPTION_DEFAULT,
Op: pg_query.SetOperation_SETOP_NONE,
TargetList: []*pg_query.Node{
pg_query.MakeResTargetNodeWithVal(
pg_query.MakeAConstIntNode(1, 7),
7,
),
},
},
},
},
},
},
},
},
{
"SELECT * FROM x WHERE z = 1",
`{"version":150001,"stmts":[{"stmt":{"SelectStmt":{"targetList":[{"ResTarget":{"val":{"ColumnRef":{"fields":[{"A_Star":{}}],"location":7}},"location":7}}],"fromClause":[{"RangeVar":{"relname":"x","inh":true,"relpersistence":"p","location":14}}],"whereClause":{"A_Expr":{"kind":"AEXPR_OP","name":[{"String":{"sval":"="}}],"lexpr":{"ColumnRef":{"fields":[{"String":{"sval":"z"}}],"location":22}},"rexpr":{"A_Const":{"ival":{"ival":1},"location":26}},"location":24}},"limitOption":"LIMIT_OPTION_DEFAULT","op":"SETOP_NONE"}}}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_SelectStmt{
SelectStmt: &pg_query.SelectStmt{
LimitOption: pg_query.LimitOption_LIMIT_OPTION_DEFAULT,
Op: pg_query.SetOperation_SETOP_NONE,
TargetList: []*pg_query.Node{
pg_query.MakeResTargetNodeWithVal(
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeAStarNode(),
},
7,
),
7,
),
},
FromClause: []*pg_query.Node{
pg_query.MakeSimpleRangeVarNode("x", 14),
},
WhereClause: &pg_query.Node{
Node: &pg_query.Node_AExpr{
AExpr: &pg_query.A_Expr{
Kind: pg_query.A_Expr_Kind_AEXPR_OP,
Name: []*pg_query.Node{
pg_query.MakeStrNode("="),
},
Lexpr: pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeStrNode("z"),
},
22,
),
Rexpr: pg_query.MakeAConstIntNode(1, 26),
Location: 24,
},
},
},
},
},
},
},
},
},
},
{
`INSERT INTO "schema_index_stats" ("snapshot_id","schema_index_id","size_bytes") VALUES (11710849,8448632,16384),(11710849,8448633,16384) RETURNING id`,
`{"version":150001,"stmts":[{"stmt":{"InsertStmt":{"relation":{"relname":"schema_index_stats","inh":true,"relpersistence":"p","location":12},"cols":[{"ResTarget":{"name":"snapshot_id","location":34}},{"ResTarget":{"name":"schema_index_id","location":48}},{"ResTarget":{"name":"size_bytes","location":66}}],"selectStmt":{"SelectStmt":{"valuesLists":[{"List":{"items":[{"A_Const":{"ival":{"ival":11710849},"location":88}},{"A_Const":{"ival":{"ival":8448632},"location":97}},{"A_Const":{"ival":{"ival":16384},"location":105}}]}},{"List":{"items":[{"A_Const":{"ival":{"ival":11710849},"location":113}},{"A_Const":{"ival":{"ival":8448633},"location":122}},{"A_Const":{"ival":{"ival":16384},"location":130}}]}}],"limitOption":"LIMIT_OPTION_DEFAULT","op":"SETOP_NONE"}},"returningList":[{"ResTarget":{"val":{"ColumnRef":{"fields":[{"String":{"sval":"id"}}],"location":147}},"location":147}}],"override":"OVERRIDING_NOT_SET"}}}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_InsertStmt{
InsertStmt: &pg_query.InsertStmt{
Relation: pg_query.MakeSimpleRangeVar("schema_index_stats", 12),
Cols: []*pg_query.Node{
pg_query.MakeResTargetNodeWithName("snapshot_id", 34),
pg_query.MakeResTargetNodeWithName("schema_index_id", 48),
pg_query.MakeResTargetNodeWithName("size_bytes", 66),
},
Override: pg_query.OverridingKind_OVERRIDING_NOT_SET,
SelectStmt: &pg_query.Node{
Node: &pg_query.Node_SelectStmt{
SelectStmt: &pg_query.SelectStmt{
LimitOption: pg_query.LimitOption_LIMIT_OPTION_DEFAULT,
Op: pg_query.SetOperation_SETOP_NONE,
ValuesLists: []*pg_query.Node{
pg_query.MakeListNode([]*pg_query.Node{
pg_query.MakeAConstIntNode(11710849, 88),
pg_query.MakeAConstIntNode(8448632, 97),
pg_query.MakeAConstIntNode(16384, 105),
}),
pg_query.MakeListNode([]*pg_query.Node{
pg_query.MakeAConstIntNode(11710849, 113),
pg_query.MakeAConstIntNode(8448633, 122),
pg_query.MakeAConstIntNode(16384, 130),
}),
},
},
},
},
ReturningList: []*pg_query.Node{
pg_query.MakeResTargetNodeWithVal(
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeStrNode("id"),
},
147,
),
147,
),
},
},
},
},
},
},
},
},
{
"SELECT * FROM x WHERE y IN ($1)",
`{"version":150001,"stmts":[{"stmt":{"SelectStmt":{"targetList":[{"ResTarget":{"val":{"ColumnRef":{"fields":[{"A_Star":{}}],"location":7}},"location":7}}],"fromClause":[{"RangeVar":{"relname":"x","inh":true,"relpersistence":"p","location":14}}],"whereClause":{"A_Expr":{"kind":"AEXPR_IN","name":[{"String":{"sval":"="}}],"lexpr":{"ColumnRef":{"fields":[{"String":{"sval":"y"}}],"location":22}},"rexpr":{"List":{"items":[{"ParamRef":{"number":1,"location":28}}]}},"location":24}},"limitOption":"LIMIT_OPTION_DEFAULT","op":"SETOP_NONE"}}}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_SelectStmt{
SelectStmt: &pg_query.SelectStmt{
LimitOption: pg_query.LimitOption_LIMIT_OPTION_DEFAULT,
Op: pg_query.SetOperation_SETOP_NONE,
TargetList: []*pg_query.Node{
pg_query.MakeResTargetNodeWithVal(
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeAStarNode(),
},
7,
),
7,
),
},
FromClause: []*pg_query.Node{
pg_query.MakeSimpleRangeVarNode("x", 14),
},
WhereClause: &pg_query.Node{
Node: &pg_query.Node_AExpr{
AExpr: &pg_query.A_Expr{
Kind: pg_query.A_Expr_Kind_AEXPR_IN,
Name: []*pg_query.Node{
pg_query.MakeStrNode("="),
},
Lexpr: pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeStrNode("y"),
},
22,
),
Rexpr: pg_query.MakeListNode([]*pg_query.Node{
pg_query.MakeParamRefNode(1, 28),
}),
Location: 24,
},
},
},
},
},
},
},
},
},
},
{
`SELECT n.nspname as "Schema",
c.relname as "Name",
CASE c.relkind WHEN 'r' THEN 'table' WHEN 'v' THEN 'view' WHEN 'm' THEN 'materialized view' WHEN 'i' THEN 'index' WHEN 'S' THEN 'sequence' WHEN 's' THEN 'special' WHEN 'f' THEN 'foreign table' END as "Type",
pg_catalog.pg_get_userbyid(c.relowner) as "Owner"
FROM pg_catalog.pg_class c
LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
WHERE c.relkind IN ('r','')
AND n.nspname <> 'pg_catalog'
AND n.nspname <> 'information_schema'
AND n.nspname !~ '^pg_toast'
AND pg_catalog.pg_table_is_visible(c.oid)
ORDER BY 1,2;`,
`{"version":150001,"stmts":[{"stmt":{"SelectStmt":{"targetList":[{"ResTarget":{"name":"Schema","val":{"ColumnRef":{"fields":[{"String":{"sval":"n"}},{"String":{"sval":"nspname"}}],"location":7}},"location":7}},{"ResTarget":{"name":"Name","val":{"ColumnRef":{"fields":[{"String":{"sval":"c"}},{"String":{"sval":"relname"}}],"location":36}},"location":36}},{"ResTarget":{"name":"Type","val":{"CaseExpr":{"arg":{"ColumnRef":{"fields":[{"String":{"sval":"c"}},{"String":{"sval":"relkind"}}],"location":68}},"args":[{"CaseWhen":{"expr":{"A_Const":{"sval":{"sval":"r"},"location":83}},"result":{"A_Const":{"sval":{"sval":"table"},"location":92}},"location":78}},{"CaseWhen":{"expr":{"A_Const":{"sval":{"sval":"v"},"location":105}},"result":{"A_Const":{"sval":{"sval":"view"},"location":114}},"location":100}},{"CaseWhen":{"expr":{"A_Const":{"sval":{"sval":"m"},"location":126}},"result":{"A_Const":{"sval":{"sval":"materialized view"},"location":135}},"location":121}},{"CaseWhen":{"expr":{"A_Const":{"sval":{"sval":"i"},"location":160}},"result":{"A_Const":{"sval":{"sval":"index"},"location":169}},"location":155}},{"CaseWhen":{"expr":{"A_Const":{"sval":{"sval":"S"},"location":182}},"result":{"A_Const":{"sval":{"sval":"sequence"},"location":191}},"location":177}},{"CaseWhen":{"expr":{"A_Const":{"sval":{"sval":"s"},"location":207}},"result":{"A_Const":{"sval":{"sval":"special"},"location":216}},"location":202}},{"CaseWhen":{"expr":{"A_Const":{"sval":{"sval":"f"},"location":231}},"result":{"A_Const":{"sval":{"sval":"foreign table"},"location":240}},"location":226}}],"location":63}},"location":63}},{"ResTarget":{"name":"Owner","val":{"FuncCall":{"funcname":[{"String":{"sval":"pg_catalog"}},{"String":{"sval":"pg_get_userbyid"}}],"args":[{"ColumnRef":{"fields":[{"String":{"sval":"c"}},{"String":{"sval":"relowner"}}],"location":304}}],"funcformat":"COERCE_EXPLICIT_CALL","location":277}},"location":277}}],"fromClause":[{"JoinExpr":{"jointype":"JOIN_LEFT","larg":{"RangeVar":{"schemaname":"pg_catalog","relname":"pg_class","inh":true,"relpersistence":"p","alias":{"aliasname":"c"},"location":336}},"rarg":{"RangeVar":{"schemaname":"pg_catalog","relname":"pg_namespace","inh":true,"relpersistence":"p","alias":{"aliasname":"n"},"location":374}},"quals":{"A_Expr":{"kind":"AEXPR_OP","name":[{"String":{"sval":"="}}],"lexpr":{"ColumnRef":{"fields":[{"String":{"sval":"n"}},{"String":{"sval":"oid"}}],"location":403}},"rexpr":{"ColumnRef":{"fields":[{"String":{"sval":"c"}},{"String":{"sval":"relnamespace"}}],"location":411}},"location":409}}}}],"whereClause":{"BoolExpr":{"boolop":"AND_EXPR","args":[{"A_Expr":{"kind":"AEXPR_IN","name":[{"String":{"sval":"="}}],"lexpr":{"ColumnRef":{"fields":[{"String":{"sval":"c"}},{"String":{"sval":"relkind"}}],"location":435}},"rexpr":{"List":{"items":[{"A_Const":{"sval":{"sval":"r"},"location":449}},{"A_Const":{"sval":{"sval":""},"location":453}}]}},"location":445}},{"A_Expr":{"kind":"AEXPR_OP","name":[{"String":{"sval":"\u003c\u003e"}}],"lexpr":{"ColumnRef":{"fields":[{"String":{"sval":"n"}},{"String":{"sval":"nspname"}}],"location":467}},"rexpr":{"A_Const":{"sval":{"sval":"pg_catalog"},"location":480}},"location":477}},{"A_Expr":{"kind":"AEXPR_OP","name":[{"String":{"sval":"\u003c\u003e"}}],"lexpr":{"ColumnRef":{"fields":[{"String":{"sval":"n"}},{"String":{"sval":"nspname"}}],"location":503}},"rexpr":{"A_Const":{"sval":{"sval":"information_schema"},"location":516}},"location":513}},{"A_Expr":{"kind":"AEXPR_OP","name":[{"String":{"sval":"!~"}}],"lexpr":{"ColumnRef":{"fields":[{"String":{"sval":"n"}},{"String":{"sval":"nspname"}}],"location":547}},"rexpr":{"A_Const":{"sval":{"sval":"^pg_toast"},"location":560}},"location":557}},{"FuncCall":{"funcname":[{"String":{"sval":"pg_catalog"}},{"String":{"sval":"pg_table_is_visible"}}],"args":[{"ColumnRef":{"fields":[{"String":{"sval":"c"}},{"String":{"sval":"oid"}}],"location":613}}],"funcformat":"COERCE_EXPLICIT_CALL","location":582}}],"location":463}},"sortClause":[{"SortBy":{"node":{"A_Const":{"ival":{"ival":1},"location":632}},"sortby_dir":"SORTBY_DEFAULT","sortby_nulls":"SORTBY_NULLS_DEFAULT","location":-1}},{"SortBy":{"node":{"A_Const":{"ival":{"ival":2},"location":634}},"sortby_dir":"SORTBY_DEFAULT","sortby_nulls":"SORTBY_NULLS_DEFAULT","location":-1}}],"limitOption":"LIMIT_OPTION_DEFAULT","op":"SETOP_NONE"}},"stmt_len":635}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_SelectStmt{
SelectStmt: &pg_query.SelectStmt{
LimitOption: pg_query.LimitOption_LIMIT_OPTION_DEFAULT,
Op: pg_query.SetOperation_SETOP_NONE,
TargetList: []*pg_query.Node{
pg_query.MakeResTargetNodeWithNameAndVal(
"Schema",
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeStrNode("n"),
pg_query.MakeStrNode("nspname"),
},
7,
),
7,
),
pg_query.MakeResTargetNodeWithNameAndVal(
"Name",
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeStrNode("c"),
pg_query.MakeStrNode("relname"),
},
36,
),
36,
),
pg_query.MakeResTargetNodeWithNameAndVal(
"Type",
pg_query.MakeCaseExprNode(
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeStrNode("c"),
pg_query.MakeStrNode("relkind"),
},
68,
),
[]*pg_query.Node{
pg_query.MakeCaseWhenNode(pg_query.MakeAConstStrNode("r", 83), pg_query.MakeAConstStrNode("table", 92), 78),
pg_query.MakeCaseWhenNode(pg_query.MakeAConstStrNode("v", 105), pg_query.MakeAConstStrNode("view", 114), 100),
pg_query.MakeCaseWhenNode(pg_query.MakeAConstStrNode("m", 126), pg_query.MakeAConstStrNode("materialized view", 135), 121),
pg_query.MakeCaseWhenNode(pg_query.MakeAConstStrNode("i", 160), pg_query.MakeAConstStrNode("index", 169), 155),
pg_query.MakeCaseWhenNode(pg_query.MakeAConstStrNode("S", 182), pg_query.MakeAConstStrNode("sequence", 191), 177),
pg_query.MakeCaseWhenNode(pg_query.MakeAConstStrNode("s", 207), pg_query.MakeAConstStrNode("special", 216), 202),
pg_query.MakeCaseWhenNode(pg_query.MakeAConstStrNode("f", 231), pg_query.MakeAConstStrNode("foreign table", 240), 226),
},
63,
),
63,
),
pg_query.MakeResTargetNodeWithNameAndVal(
"Owner",
pg_query.MakeFuncCallNode(
[]*pg_query.Node{
pg_query.MakeStrNode("pg_catalog"),
pg_query.MakeStrNode("pg_get_userbyid"),
},
[]*pg_query.Node{
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeStrNode("c"),
pg_query.MakeStrNode("relowner"),
},
304,
),
},
277,
),
277,
),
},
FromClause: []*pg_query.Node{
pg_query.MakeJoinExprNode(
pg_query.JoinType_JOIN_LEFT,
pg_query.MakeFullRangeVarNode("pg_catalog", "pg_class", "c", 336),
pg_query.MakeFullRangeVarNode("pg_catalog", "pg_namespace", "n", 374),
pg_query.MakeAExprNode(
pg_query.A_Expr_Kind_AEXPR_OP,
[]*pg_query.Node{
pg_query.MakeStrNode("="),
},
pg_query.MakeColumnRefNode(
[]*pg_query.Node{pg_query.MakeStrNode("n"), pg_query.MakeStrNode("oid")},
403,
),
pg_query.MakeColumnRefNode(
[]*pg_query.Node{pg_query.MakeStrNode("c"), pg_query.MakeStrNode("relnamespace")},
411,
),
409,
),
),
},
WhereClause: pg_query.MakeBoolExprNode(
pg_query.BoolExprType_AND_EXPR,
[]*pg_query.Node{
pg_query.MakeAExprNode(
pg_query.A_Expr_Kind_AEXPR_IN,
[]*pg_query.Node{pg_query.MakeStrNode("=")},
pg_query.MakeColumnRefNode(
[]*pg_query.Node{pg_query.MakeStrNode("c"), pg_query.MakeStrNode("relkind")},
435,
),
pg_query.MakeListNode([]*pg_query.Node{
pg_query.MakeAConstStrNode("r", 449),
pg_query.MakeAConstStrNode("", 453),
}),
445,
),
pg_query.MakeAExprNode(
pg_query.A_Expr_Kind_AEXPR_OP,
[]*pg_query.Node{pg_query.MakeStrNode("<>")},
pg_query.MakeColumnRefNode(
[]*pg_query.Node{pg_query.MakeStrNode("n"), pg_query.MakeStrNode("nspname")},
467,
),
pg_query.MakeAConstStrNode("pg_catalog", 480),
477,
),
pg_query.MakeAExprNode(
pg_query.A_Expr_Kind_AEXPR_OP,
[]*pg_query.Node{pg_query.MakeStrNode("<>")},
pg_query.MakeColumnRefNode(
[]*pg_query.Node{pg_query.MakeStrNode("n"), pg_query.MakeStrNode("nspname")},
503,
),
pg_query.MakeAConstStrNode("information_schema", 516),
513,
),
pg_query.MakeAExprNode(
pg_query.A_Expr_Kind_AEXPR_OP,
[]*pg_query.Node{pg_query.MakeStrNode("!~")},
pg_query.MakeColumnRefNode(
[]*pg_query.Node{pg_query.MakeStrNode("n"), pg_query.MakeStrNode("nspname")},
547,
),
pg_query.MakeAConstStrNode("^pg_toast", 560),
557,
),
pg_query.MakeFuncCallNode(
[]*pg_query.Node{
pg_query.MakeStrNode("pg_catalog"),
pg_query.MakeStrNode("pg_table_is_visible"),
},
[]*pg_query.Node{
pg_query.MakeColumnRefNode(
[]*pg_query.Node{pg_query.MakeStrNode("c"), pg_query.MakeStrNode("oid")},
613,
),
},
582,
),
},
463,
),
SortClause: []*pg_query.Node{
pg_query.MakeSortByNode(pg_query.MakeAConstIntNode(1, 632), pg_query.SortByDir_SORTBY_DEFAULT, pg_query.SortByNulls_SORTBY_NULLS_DEFAULT, -1),
pg_query.MakeSortByNode(pg_query.MakeAConstIntNode(2, 634), pg_query.SortByDir_SORTBY_DEFAULT, pg_query.SortByNulls_SORTBY_NULLS_DEFAULT, -1),
},
},
},
},
StmtLen: 635,
},
},
},
},
{
`CREATE FUNCTION change_trigger_v2() RETURNS trigger
LANGUAGE plpgsql
AS $$
DECLARE
BEGIN
PERFORM 'dummy';
END;
$$;`,
`{"version":150001,"stmts":[{"stmt":{"CreateFunctionStmt":{"funcname":[{"String":{"sval":"change_trigger_v2"}}],"returnType":{"names":[{"String":{"sval":"trigger"}}],"typemod":-1,"location":44},"options":[{"DefElem":{"defname":"language","arg":{"String":{"sval":"plpgsql"}},"defaction":"DEFELEM_UNSPEC","location":53}},{"DefElem":{"defname":"as","arg":{"List":{"items":[{"String":{"sval":"\n\t\tDECLARE\n\t\tBEGIN\n\t\t\tPERFORM 'dummy';\n\t\tEND;\n\t\t"}}]}},"defaction":"DEFELEM_UNSPEC","location":71}}]}},"stmt_len":126}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_CreateFunctionStmt{
CreateFunctionStmt: &pg_query.CreateFunctionStmt{
Funcname: []*pg_query.Node{
pg_query.MakeStrNode("change_trigger_v2"),
},
ReturnType: &pg_query.TypeName{
Names: []*pg_query.Node{
pg_query.MakeStrNode("trigger"),
},
Typemod: -1,
Location: 44,
},
Options: []*pg_query.Node{
pg_query.MakeSimpleDefElemNode("language", pg_query.MakeStrNode("plpgsql"), 53),
pg_query.MakeSimpleDefElemNode(
"as",
pg_query.MakeListNode(
[]*pg_query.Node{
pg_query.MakeStrNode("\n\t\tDECLARE\n\t\tBEGIN\n\t\t\tPERFORM 'dummy';\n\t\tEND;\n\t\t"),
},
),
71,
),
},
},
},
},
StmtLen: 126,
},
},
},
},
{
`CREATE TABLE test (
id SERIAL PRIMARY KEY,
user_id integer DEFAULT 0 NOT NULL,
created_at timestamp without time zone NOT NULL);`,
`{"version":150001,"stmts":[{"stmt":{"CreateStmt":{"relation":{"relname":"test","inh":true,"relpersistence":"p","location":13},"tableElts":[{"ColumnDef":{"colname":"id","typeName":{"names":[{"String":{"sval":"serial"}}],"typemod":-1,"location":27},"is_local":true,"constraints":[{"Constraint":{"contype":"CONSTR_PRIMARY","location":34}}],"location":24}},{"ColumnDef":{"colname":"user_id","typeName":{"names":[{"String":{"sval":"pg_catalog"}},{"String":{"sval":"int4"}}],"typemod":-1,"location":59},"is_local":true,"constraints":[{"Constraint":{"contype":"CONSTR_DEFAULT","location":67,"raw_expr":{"A_Const":{"ival":{},"location":75}}}},{"Constraint":{"contype":"CONSTR_NOTNULL","location":77}}],"location":51}},{"ColumnDef":{"colname":"created_at","typeName":{"names":[{"String":{"sval":"pg_catalog"}},{"String":{"sval":"timestamp"}}],"typemod":-1,"location":102},"is_local":true,"constraints":[{"Constraint":{"contype":"CONSTR_NOTNULL","location":130}}],"location":91}}],"oncommit":"ONCOMMIT_NOOP"}},"stmt_len":139}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_CreateStmt{
CreateStmt: &pg_query.CreateStmt{
Relation: pg_query.MakeSimpleRangeVar("test", 13),
TableElts: []*pg_query.Node{
pg_query.MakeSimpleColumnDefNode(
"id",
&pg_query.TypeName{
Names: []*pg_query.Node{
pg_query.MakeStrNode("serial"),
},
Typemod: -1,
Location: 27,
},
[]*pg_query.Node{
pg_query.MakePrimaryKeyConstraintNode(34),
},
24,
),
pg_query.MakeSimpleColumnDefNode(
"user_id",
&pg_query.TypeName{
Names: []*pg_query.Node{
pg_query.MakeStrNode("pg_catalog"),
pg_query.MakeStrNode("int4"),
},
Typemod: -1,
Location: 59,
},
[]*pg_query.Node{
pg_query.MakeDefaultConstraintNode(pg_query.MakeAConstIntNode(0, 75), 67),
pg_query.MakeNotNullConstraintNode(77),
},
51,
),
pg_query.MakeSimpleColumnDefNode(
"created_at",
&pg_query.TypeName{
Names: []*pg_query.Node{
pg_query.MakeStrNode("pg_catalog"),
pg_query.MakeStrNode("timestamp"),
},
Typemod: -1,
Location: 102,
},
[]*pg_query.Node{
pg_query.MakeNotNullConstraintNode(130),
},
91,
),
},
Oncommit: pg_query.OnCommitAction_ONCOMMIT_NOOP,
},
},
},
StmtLen: 139,
},
},
},
},
{
`SELECT * FROM a(1)`,
`{"version":150001,"stmts":[{"stmt":{"SelectStmt":{"targetList":[{"ResTarget":{"val":{"ColumnRef":{"fields":[{"A_Star":{}}],"location":7}},"location":7}}],"fromClause":[{"RangeFunction":{"functions":[{"List":{"items":[{"FuncCall":{"funcname":[{"String":{"sval":"a"}}],"args":[{"A_Const":{"ival":{"ival":1},"location":16}}],"funcformat":"COERCE_EXPLICIT_CALL","location":14}},{}]}}]}}],"limitOption":"LIMIT_OPTION_DEFAULT","op":"SETOP_NONE"}}}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_SelectStmt{
SelectStmt: &pg_query.SelectStmt{
LimitOption: pg_query.LimitOption_LIMIT_OPTION_DEFAULT,
Op: pg_query.SetOperation_SETOP_NONE,
TargetList: []*pg_query.Node{
pg_query.MakeResTargetNodeWithVal(
pg_query.MakeColumnRefNode(
[]*pg_query.Node{
pg_query.MakeAStarNode(),
},
7,
),
7,
),
},
FromClause: []*pg_query.Node{
pg_query.MakeSimpleRangeFunctionNode([]*pg_query.Node{
pg_query.MakeListNode([]*pg_query.Node{
pg_query.MakeFuncCallNode(
[]*pg_query.Node{pg_query.MakeStrNode("a")},
[]*pg_query.Node{pg_query.MakeAConstIntNode(1, 16)},
14,
),
nil,
}),
}),
},
},
},
},
},
},
},
},
{
// Test for null-byte related crashes
string([]byte{'S', 'E', 'L', 'E', 'C', 'T', ' ', '1', '\x00'}),
`{"version":150001,"stmts":[{"stmt":{"SelectStmt":{"targetList":[{"ResTarget":{"val":{"A_Const":{"ival":{"ival":1},"location":7}},"location":7}}],"limitOption":"LIMIT_OPTION_DEFAULT","op":"SETOP_NONE"}}}]}`,
&pg_query.ParseResult{
Version: int32(150001),
Stmts: []*pg_query.RawStmt{
{
Stmt: &pg_query.Node{
Node: &pg_query.Node_SelectStmt{
SelectStmt: &pg_query.SelectStmt{
LimitOption: pg_query.LimitOption_LIMIT_OPTION_DEFAULT,
Op: pg_query.SetOperation_SETOP_NONE,
TargetList: []*pg_query.Node{
pg_query.MakeResTargetNodeWithVal(
pg_query.MakeAConstIntNode(1, 7),
7,
),
},
},
},
},
},
},
},
},
}
func TestParse(t *testing.T) {
for _, test := range parseTests {
actualJSON, err := pg_query.ParseToJSON(test.input)
if err != nil {
t.Errorf("Parse(%s)\nerror %s\n\n", test.input, err)
} else if actualJSON != test.expectedJSON {
t.Errorf("Parse(%s)\nexpected %s\nactual %s\n\n", test.input, test.expectedJSON, actualJSON)
}
actualTree, err := pg_query.Parse(test.input)
if err != nil {
t.Errorf("protobuf error %s\n\n", err)
} else if diff := cmp.Diff(actualTree, test.expectedTree, protocmp.Transform()); diff != "" {
t.Errorf("protobuf unexpected difference:\n%v", diff)
}
}
}
var parseErrorTests = []struct {
input string
expectedErr error
}{
{
"SELECT $",
&parser.Error{
Message: "syntax error at or near \"$\"",
Cursorpos: 8,
Filename: "scan.l",
Funcname: "scanner_yyerror",
},
},
{
"SELECT * FROM y WHERE x IN ($1, ",
&parser.Error{
Message: "syntax error at end of input",
Cursorpos: 33,
Filename: "scan.l",
Funcname: "scanner_yyerror",
},
},
}
func TestParseError(t *testing.T) {
for _, test := range parseErrorTests {
_, actualErr := pg_query.Parse(test.input)
if actualErr == nil {
t.Errorf("Parse(%s)\nexpected error but none returned\n\n", test.input)
} else {
exp := test.expectedErr.(*parser.Error)
act := actualErr.(*parser.Error)
act.Lineno = 0 // Line number is architecture dependent, so we ignore it
if !reflect.DeepEqual(act, exp) {
t.Errorf(
"Parse(%s)\nexpected error %s at %d (%s:%d), func: %s, context: %s\nactual error %+v at %d (%s:%d), func: %s, context: %s\n\n",
test.input,
exp.Message, exp.Cursorpos, exp.Filename, exp.Lineno, exp.Funcname, exp.Context,
act.Message, act.Cursorpos, act.Filename, act.Lineno, act.Funcname, act.Context)
}
}
}
}
func TestParseConcurrency(t *testing.T) {
var wg sync.WaitGroup
for i := 0; i < 100; i++ {
wg.Add(1)
go func() {
defer wg.Done()
_, err := pg_query.Parse("SELECT 1 FROM x WHERE y IN ('a', 'b', 'c')")
if err != nil {
t.Errorf("Concurrency test produced error %s\n\n", err)
}
fmt.Printf(".")
}()
}
wg.Wait()
}
var parsePlPgSQLTests = []struct {
input string
expectedJSON string
}{
{
`CREATE OR REPLACE FUNCTION cs_fmt_browser_version(v_name varchar,` +
`v_version varchar) ` +
`RETURNS varchar AS $$ ` +
`BEGIN ` +
` IF v_version IS NULL THEN` +
` RETURN v_name;` +
` END IF;` +
` RETURN v_name || '/' || v_version;` +
`END;` +
`$$ LANGUAGE plpgsql;`,
`[
{"PLpgSQL_function":{"datums":[{"PLpgSQL_var":{"refname":"v_name","datatype":{"PLpgSQL_type":{"typname":"UNKNOWN"}}}},{"PLpgSQL_var":{"refname":"v_version","datatype":{"PLpgSQL_type":{"typname":"UNKNOWN"}}}},{"PLpgSQL_var":{"refname":"found","datatype":{"PLpgSQL_type":{"typname":"UNKNOWN"}}}}],"action":{"PLpgSQL_stmt_block":{"lineno":1,"body":[{"PLpgSQL_stmt_if":{"lineno":1,"cond":{"PLpgSQL_expr":{"query":"v_version IS NULL"}},"then_body":[{"PLpgSQL_stmt_return":{"lineno":1,"expr":{"PLpgSQL_expr":{"query":"v_name"}}}}]}},{"PLpgSQL_stmt_return":{"lineno":1,"expr":{"PLpgSQL_expr":{"query":"v_name || '/' || v_version"}}}}]}}}}
]`,
},
}
func TestParsePlPgSQL(t *testing.T) {
for _, test := range parsePlPgSQLTests {
actualJSON, err := pg_query.ParsePlPgSqlToJSON(test.input)
if err != nil {
t.Errorf("ParsePlPgSqlToJSON(%s)\nerror %s\n\n", test.input, err)
} else if actualJSON != test.expectedJSON {
t.Errorf("ParsePlPgSqlToJSON(%s)\nexpected %s\nactual %s\n\n", test.input, test.expectedJSON, actualJSON)
}
}
}
func TestScan(t *testing.T) {
smokeTest := func(input string) {
_, err := pg_query.Scan(input)
if err != nil {
t.Error(err)
}
}
for _, testCase := range parseTests {
smokeTest(testCase.input)
}
for _, testCase := range parsePlPgSQLTests {
smokeTest(testCase.input)
}
}
func strPtr(s string) *string {
return &s
}
func S2PtrString(a [2]*string) (s string) {
if a[0] == nil {
s += fmt.Sprintf("{nil, ")
} else {
s += fmt.Sprintf("{%s, ", *a[0])
}
if a[1] == nil {
s += fmt.Sprintf("nil}")
} else {
s += fmt.Sprintf("%s}", *a[1])
}
return s
}
func TestFilterColumns(t *testing.T) {
inputs := []string{
"SELECT * FROM x WHERE y = $1 AND z = 1",
"SELECT * FROM x WHERE x.y = $1 AND x.z = 1",
"WITH a AS (SELECT * FROM x WHERE x.y = $1 AND x.z = 1) SELECT * FROM a WHERE b = 5",
"SELECT * FROM x WHERE x.y IS TRUE AND x.z IS NOT FALSE",
"SELECT * FROM x WHERE x.y = COALESCE(z.a, z.b)",
"CREATE INDEX testidx ON test USING btree (a, (lower(b) || upper(c))) WHERE pow(a, 2) > 25",
"SELECT * FROM pg_catalog.pg_class c JOIN (SELECT 17650 AS oid UNION ALL SELECT 17663 AS oid) vals ON c.oid = vals.oid",
}
combiners := []string{
"UNION", "UNION ALL", "EXCEPT", "EXCEPT ALL", "INTERSECT", "INTERSECT ALL",
}
expected := [][][2]*string{[][2]*string{[2]*string{nil, strPtr("y")}, [2]*string{nil, strPtr("z")}}, // finds unqualified names
[][2]*string{[2]*string{strPtr("x"), strPtr("y")}, [2]*string{strPtr("x"), strPtr("z")}}, // finds qualified names
[][2]*string{[2]*string{nil, strPtr("b")}, [2]*string{strPtr("x"), strPtr("y")}, [2]*string{strPtr("x"), strPtr("z")}}, // traverses into CTEs
[][2]*string{[2]*string{strPtr("x"), strPtr("y")}, [2]*string{strPtr("x"), strPtr("z")}}, // recognizes boolean tests
[][2]*string{[2]*string{strPtr("x"), strPtr("y")}, [2]*string{strPtr("z"), strPtr("a")}, [2]*string{strPtr("z"), strPtr("b")}}, // finds unqualified names in #{combiner} query
[][2]*string{[2]*string{nil, strPtr("a")}},
[][2]*string{[2]*string{strPtr("pg_catalog.pg_class"), strPtr("oid")}, [2]*string{strPtr("vals"), strPtr("oid")}},
}
for _, input := range combiners {
inputs = append(inputs, fmt.Sprintf("SELECT * FROM x where y = $1 %s SELECT * FROM x where z = $2", input))
expected = append(expected, [][2]*string{[2]*string{nil, strPtr("y")}, [2]*string{nil, strPtr("z")}})
}
for i, e := range inputs {
pr, err := pg_query.Parse(e)
if err != nil {
t.Errorf("Parse() failed: %s", err)
continue
}
tpr := pg_query.NewTaggedParseResult(pr)
if err := tpr.LoadObjects(); err != nil {
t.Errorf("LoadObjects() failed: %s", err)
continue
}
filtersColumns, err := tpr.FilterColumns()
if err != nil {
t.Errorf("FilterColumns() failed: %s", err)
continue
}
if len(filtersColumns) != len(expected[i]) {
t.Errorf("FilterColumns() failed: input: %s, expected %d, actual %d", e, len(expected), len(filtersColumns))
continue
}
for j, f := range filtersColumns {
s1 := expected[i][j][0]
s2 := expected[i][j][1]
if (s1 == nil && f.Schema != nil) || (s2 == nil && f.Rel != nil) {
t.Errorf("FilterColumns() failed: input: %s, expected %v, actual %v", e, S2PtrString(expected[i][j]), f)
continue
}
if s1 != nil {
if f.Schema == nil {
t.Errorf("FilterColumns() failed: input: %s, expected %v, actual %v", e, S2PtrString(expected[i][j]), f)
continue
}
if *(f.Schema) != *s1 {
t.Errorf("FilterColumns() failed: input: %s, expected %v, actual %v", e, S2PtrString(expected[i][j]), f)
continue
}
}
if s2 != nil {
if f.Rel == nil {
t.Errorf("FilterColumns() failed: input: %s, expected %v, actual %v", e, S2PtrString(expected[i][j]), f)
continue
}
if *(f.Rel) != *s2 {
t.Errorf("FilterColumns() failed: input: %s, expected %v, actual %v", e, S2PtrString(expected[i][j]), f)
continue
}
}
}
}
}
func mulStringHlp(pre, post []string, format string, n int) *[]string {
var ret []string
for i := 0; i < (n - 1); i++ {
ret = append(ret, fmt.Sprintf(format, n-i))
}
ret = append(pre, ret...)
ret = append(ret, post...)
return &ret
}
func mulStringJoinFoo(n int) string {
var buf []string
for i := 1; i <= n; i++ {
buf = append(buf, fmt.Sprintf("JOIN foo_%d ON foo.id = foo_%d.foo_id", i, i))
}
return strings.Join(buf, " ")
}
func TestLoadObjects(t *testing.T) {
type expectedOutput struct {
Query string
Tables *[]string
Functions *[]string
FuncArgs *[]string
Aliases *map[string]string
CteNames *[]string
Err error
}
/*
SELECT DISTINCT\n base_src.oid AS base_tbl_oid\n ,srcobj.oid as child_id\n ,srcnsp.nspname AS child_schema\n ,srcobj.relname AS child_name\n ,case when srcobj.oid=base_src.oid then 'tmp_site_questionnaire_response__c_550c2a6'\n else 'tmp_' + srcobj.relname + '_57ded757d06e4933875e65b7a4423752' end as child_tmp_name\n ,tgtobj.oid AS parent_id\n ,tgtnsp.nspname AS parent_schema\n ,tgtobj.relname AS parent_name\n ,'tmp_' + tgtobj.relname + '_57ded757d06e4933875e65b7a4423752' as parent_tmp_name\n ,'old_' + tgtobj.relname + '_57ded757d06e4933875e65b7a4423752' as parent_old_name\n FROM\n pg_catalog.pg_class AS srcobj\n INNER JOIN\n pg_catalog.pg_depend AS srcdep\n ON srcobj.oid = srcdep.refobjid\n INNER JOIN\n pg_catalog.pg_depend AS tgtdep\n ON srcdep.objid = tgtdep.objid\n JOIN\n pg_catalog.pg_class AS tgtobj\n ON tgtdep.refobjid = tgtobj.oid AND srcobj.oid <> tgtobj.oid\n LEFT OUTER JOIN\n pg_catalog.pg_namespace AS srcnsp\n ON srcobj.relnamespace = srcnsp.oid\n LEFT OUTER JOIN\n pg_catalog.pg_namespace tgtnsp\n ON tgtobj.relnamespace = tgtnsp.oid\n CROSS JOIN (SELECT srcobj.oid\n FROM pg_catalog.pg_class AS srcobj\n INNER JOIN pg_catalog.pg_namespace AS srcnsp\n ON srcobj.relnamespace = srcnsp.oid\n WHERE relname='site_questionnaire_response__c'\n and srcnsp.nspname = 'salesforce') base_src\n WHERE tgtdep.deptype = 'i' \n AND tgtobj.relkind = 'v' \n AND srcnsp.nspname = 'salesforce'
*/
expectations := []expectedOutput{
{
Query: "SELECT * FROM foo.testfunc(test_Table);",
Tables: &[]string{},
Functions: &[]string{"foo.testfunc"},
FuncArgs: &[]string{"test_table"},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "SELECT a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(a(b))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))",
Tables: &[]string{},
Functions: &[]string{"a"},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "SELECT * FROM \"t0\"\n JOIN \"t1\" ON (1) JOIN \"t2\" ON (1) JOIN \"t3\" ON (1) JOIN \"t4\" ON (1) JOIN \"t5\" ON (1)\n JOIN \"t6\" ON (1) JOIN \"t7\" ON (1) JOIN \"t8\" ON (1) JOIN \"t9\" ON (1) JOIN \"t10\" ON (1)\n JOIN \"t11\" ON (1) JOIN \"t12\" ON (1) JOIN \"t13\" ON (1) JOIN \"t14\" ON (1) JOIN \"t15\" ON (1)\n JOIN \"t16\" ON (1) JOIN \"t17\" ON (1) JOIN \"t18\" ON (1) JOIN \"t19\" ON (1) JOIN \"t20\" ON (1)\n JOIN \"t21\" ON (1) JOIN \"t22\" ON (1) JOIN \"t23\" ON (1) JOIN \"t24\" ON (1) JOIN \"t25\" ON (1)\n JOIN \"t26\" ON (1) JOIN \"t27\" ON (1) JOIN \"t28\" ON (1) JOIN \"t29\" ON (1)",
Tables: &[]string{"t29", "t28", "t27", "t26", "t25", "t24", "t23", "t22", "t21", "t20", "t19", "t18", "t17", "t16", "t15", "t14", "t13", "t12", "t11", "t10", "t9", "t8", "t7", "t6", "t5", "t4", "t3", "t2", "t0", "t1"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "SELECT * FROM foo JOIN foo_1 ON foo.id = foo_1.foo_id JOIN foo_2 ON foo.id = foo_2.foo_id JOIN foo_3 ON foo.id = foo_3.foo_id JOIN foo_4 ON foo.id = foo_4.foo_id JOIN foo_5 ON foo.id = foo_5.foo_id JOIN foo_6 ON foo.id = foo_6.foo_id JOIN foo_7 ON foo.id = foo_7.foo_id JOIN foo_8 ON foo.id = foo_8.foo_id JOIN foo_9 ON foo.id = foo_9.foo_id JOIN foo_10 ON foo.id = foo_10.foo_id JOIN foo_11 ON foo.id = foo_11.foo_id JOIN foo_12 ON foo.id = foo_12.foo_id JOIN foo_13 ON foo.id = foo_13.foo_id JOIN foo_14 ON foo.id = foo_14.foo_id JOIN foo_15 ON foo.id = foo_15.foo_id JOIN foo_16 ON foo.id = foo_16.foo_id JOIN foo_17 ON foo.id = foo_17.foo_id JOIN foo_18 ON foo.id = foo_18.foo_id JOIN foo_19 ON foo.id = foo_19.foo_id JOIN foo_20 ON foo.id = foo_20.foo_id JOIN foo_21 ON foo.id = foo_21.foo_id JOIN foo_22 ON foo.id = foo_22.foo_id JOIN foo_23 ON foo.id = foo_23.foo_id JOIN foo_24 ON foo.id = foo_24.foo_id JOIN foo_25 ON foo.id = foo_25.foo_id JOIN foo_26 ON foo.id = foo_26.foo_id JOIN foo_27 ON foo.id = foo_27.foo_id JOIN foo_28 ON foo.id = foo_28.foo_id JOIN foo_29 ON foo.id = foo_29.foo_id JOIN foo_30 ON foo.id = foo_30.foo_id JOIN foo_31 ON foo.id = foo_31.foo_id JOIN foo_32 ON foo.id = foo_32.foo_id JOIN foo_33 ON foo.id = foo_33.foo_id JOIN foo_34 ON foo.id = foo_34.foo_id JOIN foo_35 ON foo.id = foo_35.foo_id JOIN foo_36 ON foo.id = foo_36.foo_id JOIN foo_37 ON foo.id = foo_37.foo_id JOIN foo_38 ON foo.id = foo_38.foo_id JOIN foo_39 ON foo.id = foo_39.foo_id JOIN foo_40 ON foo.id = foo_40.foo_id JOIN foo_41 ON foo.id = foo_41.foo_id JOIN foo_42 ON foo.id = foo_42.foo_id JOIN foo_43 ON foo.id = foo_43.foo_id JOIN foo_44 ON foo.id = foo_44.foo_id JOIN foo_45 ON foo.id = foo_45.foo_id JOIN foo_46 ON foo.id = foo_46.foo_id JOIN foo_47 ON foo.id = foo_47.foo_id JOIN foo_48 ON foo.id = foo_48.foo_id JOIN foo_49 ON foo.id = foo_49.foo_id JOIN foo_50 ON foo.id = foo_50.foo_id JOIN foo_51 ON foo.id = foo_51.foo_id JOIN foo_52 ON foo.id = foo_52.foo_id JOIN foo_53 ON foo.id = foo_53.foo_id JOIN foo_54 ON foo.id = foo_54.foo_id JOIN foo_55 ON foo.id = foo_55.foo_id JOIN foo_56 ON foo.id = foo_56.foo_id JOIN foo_57 ON foo.id = foo_57.foo_id JOIN foo_58 ON foo.id = foo_58.foo_id JOIN foo_59 ON foo.id = foo_59.foo_id JOIN foo_60 ON foo.id = foo_60.foo_id JOIN foo_61 ON foo.id = foo_61.foo_id JOIN foo_62 ON foo.id = foo_62.foo_id JOIN foo_63 ON foo.id = foo_63.foo_id JOIN foo_64 ON foo.id = foo_64.foo_id JOIN foo_65 ON foo.id = foo_65.foo_id JOIN foo_66 ON foo.id = foo_66.foo_id JOIN foo_67 ON foo.id = foo_67.foo_id JOIN foo_68 ON foo.id = foo_68.foo_id JOIN foo_69 ON foo.id = foo_69.foo_id JOIN foo_70 ON foo.id = foo_70.foo_id JOIN foo_71 ON foo.id = foo_71.foo_id JOIN foo_72 ON foo.id = foo_72.foo_id JOIN foo_73 ON foo.id = foo_73.foo_id JOIN foo_74 ON foo.id = foo_74.foo_id JOIN foo_75 ON foo.id = foo_75.foo_id JOIN foo_76 ON foo.id = foo_76.foo_id JOIN foo_77 ON foo.id = foo_77.foo_id JOIN foo_78 ON foo.id = foo_78.foo_id JOIN foo_79 ON foo.id = foo_79.foo_id JOIN foo_80 ON foo.id = foo_80.foo_id JOIN foo_81 ON foo.id = foo_81.foo_id JOIN foo_82 ON foo.id = foo_82.foo_id JOIN foo_83 ON foo.id = foo_83.foo_id JOIN foo_84 ON foo.id = foo_84.foo_id JOIN foo_85 ON foo.id = foo_85.foo_id JOIN foo_86 ON foo.id = foo_86.foo_id JOIN foo_87 ON foo.id = foo_87.foo_id JOIN foo_88 ON foo.id = foo_88.foo_id JOIN foo_89 ON foo.id = foo_89.foo_id JOIN foo_90 ON foo.id = foo_90.foo_id JOIN foo_91 ON foo.id = foo_91.foo_id JOIN foo_92 ON foo.id = foo_92.foo_id JOIN foo_93 ON foo.id = foo_93.foo_id JOIN foo_94 ON foo.id = foo_94.foo_id JOIN foo_95 ON foo.id = foo_95.foo_id JOIN foo_96 ON foo.id = foo_96.foo_id JOIN foo_97 ON foo.id = foo_97.foo_id JOIN foo_98 ON foo.id = foo_98.foo_id JOIN foo_99 ON foo.id = foo_99.foo_id JOIN foo_100 ON foo.id = foo_100.foo_id",
Tables: &[]string{"foo_100", "foo_99", "foo_98", "foo_97", "foo_96", "foo_95", "foo_94", "foo_93", "foo_92", "foo_91", "foo_90", "foo_89", "foo_88", "foo_87", "foo_86", "foo_85", "foo_84", "foo_83", "foo_82", "foo_81", "foo_80", "foo_79", "foo_78", "foo_77", "foo_76", "foo_75", "foo_74", "foo_73", "foo_72", "foo_71", "foo_70", "foo_69", "foo_68", "foo_67", "foo_66", "foo_65", "foo_64", "foo_63", "foo_62", "foo_61", "foo_60", "foo_59", "foo_58", "foo_57", "foo_56", "foo_55", "foo_54", "foo_53", "foo_52", "foo_51", "foo_50", "foo_49", "foo_48", "foo_47", "foo_46", "foo_45", "foo_44", "foo_43", "foo_42", "foo_41", "foo_40", "foo_39", "foo_38", "foo_37", "foo_36", "foo_35", "foo_34", "foo_33", "foo_32", "foo_31", "foo_30", "foo_29", "foo_28", "foo_27", "foo_26", "foo_25", "foo_24", "foo_23", "foo_22", "foo_21", "foo_20", "foo_19", "foo_18", "foo_17", "foo_16", "foo_15", "foo_14", "foo_13", "foo_12", "foo_11", "foo_10", "foo_9", "foo_8", "foo_7", "foo_6", "foo_5", "foo_4", "foo_3", "foo_2", "foo", "foo_1"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "SELECT memory_total_bytes, memory_free_bytes, memory_pagecache_bytes, memory_buffers_bytes, memory_applications_bytes, (memory_swap_total_bytes - memory_swap_free_bytes) AS swap, date_part($0, s.collected_at) AS collected_at FROM snapshots s JOIN system_snapshots ON (snapshot_id = s.id) WHERE s.database_id = $0 AND s.collected_at BETWEEN $0 AND $0 ORDER BY collected_at",
Tables: &[]string{"snapshots", "system_snapshots"},
Functions: &[]string{"date_part"},
FuncArgs: &[]string{"snapshots.collected_at"},
Aliases: &map[string]string{"s": "snapshots"},
CteNames: &[]string{}},
{
Query: "-- nothing",
Tables: &[]string{},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "ALTER TABLE test ADD PRIMARY KEY (gid)",
Tables: &[]string{"test"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "SET statement_timeout=0",
Tables: &[]string{},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "SHOW work_mem",
Tables: &[]string{},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "COPY test (id) TO stdout",
Tables: &[]string{"test"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "drop table abc.test123 cascade",
Tables: &[]string{"abc.test123"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "COMMIT",
Tables: &[]string{},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "CHECKPOINT",
Tables: &[]string{},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "VACUUM my_table",
Tables: &[]string{"my_table"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "EXPLAIN DELETE FROM test",
Tables: &[]string{"test"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "CREATE TEMP TABLE test AS SELECT 1",
Tables: &[]string{"test"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "LOCK TABLE public.schema_migrations IN ACCESS SHARE MODE",
Tables: &[]string{"public.schema_migrations"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "CREATE TABLE test (a int4)",
Tables: &[]string{"test"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "CREATE TABLE test (a int4) WITH OIDS",
Err: errors.New("syntax error at or near \"OIDS\"")},
{
Query: "CREATE INDEX testidx ON test USING btree (a, (lower(b) || upper(c))) WHERE pow(a, 2) > 25",
Tables: &[]string{"test"},
Functions: &[]string{"lower", "upper", "pow"},
FuncArgs: &[]string{"a"},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "CREATE SCHEMA IF NOT EXISTS test AUTHORIZATION joe",
Tables: &[]string{},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "CREATE VIEW myview AS SELECT * FROM mytab",
Tables: &[]string{"myview", "mytab"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "REFRESH MATERIALIZED VIEW myview",
Tables: &[]string{"myview"},
Functions: &[]string{},
FuncArgs: &[]string{},
Aliases: &map[string]string{},
CteNames: &[]string{}},
{
Query: "CREATE RULE shoe_ins_protect AS ON INSERT TO shoe\n DO INSTEAD NOTHING",
Tables: &[]string{"shoe"},
Functions: &[]string{},
FuncArgs: &[]string{},