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Diffstat (limited to 'src/backend/executor/execExpr.c')
-rw-r--r--src/backend/executor/execExpr.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/backend/executor/execExpr.c b/src/backend/executor/execExpr.c
index f1caf48036b..9b52bab52fc 100644
--- a/src/backend/executor/execExpr.c
+++ b/src/backend/executor/execExpr.c
@@ -93,6 +93,7 @@ static void ExecInitJsonExpr(JsonExpr *jsexpr, ExprState *state,
ExprEvalStep *scratch);
static void ExecInitJsonCoercion(ExprState *state, JsonReturning *returning,
ErrorSaveContext *escontext, bool omit_quotes,
+ bool exists_coerce,
Datum *resv, bool *resnull);
@@ -4329,7 +4330,9 @@ ExecInitJsonExpr(JsonExpr *jsexpr, ExprState *state,
jsestate->jump_eval_coercion = state->steps_len;
ExecInitJsonCoercion(state, jsexpr->returning, escontext,
- jsexpr->omit_quotes, resv, resnull);
+ jsexpr->omit_quotes,
+ jsexpr->op == JSON_EXISTS_OP,
+ resv, resnull);
}
else if (jsexpr->use_io_coercion)
{
@@ -4410,7 +4413,8 @@ ExecInitJsonExpr(JsonExpr *jsexpr, ExprState *state,
/* Step to coerce the ON ERROR expression if needed */
if (jsexpr->on_error->coerce)
ExecInitJsonCoercion(state, jsexpr->returning, escontext,
- jsexpr->omit_quotes, resv, resnull);
+ jsexpr->omit_quotes, false,
+ resv, resnull);
/*
* Add a COERCION_FINISH step to check for errors that may occur when
@@ -4466,7 +4470,8 @@ ExecInitJsonExpr(JsonExpr *jsexpr, ExprState *state,
/* Step to coerce the ON EMPTY expression if needed */
if (jsexpr->on_empty->coerce)
ExecInitJsonCoercion(state, jsexpr->returning, escontext,
- jsexpr->omit_quotes, resv, resnull);
+ jsexpr->omit_quotes, false,
+ resv, resnull);
/*
* Add a COERCION_FINISH step to check for errors that may occur when
@@ -4502,6 +4507,7 @@ ExecInitJsonExpr(JsonExpr *jsexpr, ExprState *state,
static void
ExecInitJsonCoercion(ExprState *state, JsonReturning *returning,
ErrorSaveContext *escontext, bool omit_quotes,
+ bool exists_coerce,
Datum *resv, bool *resnull)
{
ExprEvalStep scratch = {0};
@@ -4512,8 +4518,13 @@ ExecInitJsonCoercion(ExprState *state, JsonReturning *returning,
scratch.resnull = resnull;
scratch.d.jsonexpr_coercion.targettype = returning->typid;
scratch.d.jsonexpr_coercion.targettypmod = returning->typmod;
- scratch.d.jsonexpr_coercion.json_populate_type_cache = NULL;
+ scratch.d.jsonexpr_coercion.json_coercion_cache = NULL;
scratch.d.jsonexpr_coercion.escontext = escontext;
scratch.d.jsonexpr_coercion.omit_quotes = omit_quotes;
+ scratch.d.jsonexpr_coercion.exists_coerce = exists_coerce;
+ scratch.d.jsonexpr_coercion.exists_cast_to_int = exists_coerce &&
+ getBaseType(returning->typid) == INT4OID;
+ scratch.d.jsonexpr_coercion.exists_check_domain = exists_coerce &&
+ DomainHasConstraints(returning->typid);
ExprEvalPushStep(state, &scratch);
}