Added ANTLR parse tree persistent caching for procedures#4547

Draft

manisha-deshpande wants to merge 13 commits intobabelfish-for-postgresql:BABEL_5_X_DEVfrom

amazon-aurora:jira-babel-6037

Commits on Mar 29, 2026

Added ANTLR parse tree persistent caching for procedures
manisha-deshpande
committed
Extended serialization logic for PLtsql datums, namespace item, variable and type
manisha-deshpande
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Refactored and optimized PLtsql serialization deserialization code
manisha-deshpande
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Extended serialization logic for PLtsql WHILE, PRINT, EXIT, GOTO, CASE, TRY Statements
manisha-deshpande
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Added basic test cases
manisha-deshpande
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Introduced guc for enabling and disabling antlr parse tree caching and retrieval
manisha-deshpande
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Added serialization support for PLTSQL_STMT_DECL_TABLE
manisha-deshpande
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Add ANTLR parse tree caching with version validation
manisha-deshpande
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Handle additional caching scenarios
manisha-deshpande
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Addressed PR comments and fixed regression test failures
manisha-deshpande
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Migrate PLtsql node serialization to extension side
manisha-deshpande
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empty commit to rebuild
manisha-deshpande
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Add perf-function ANTLR parse cache GUC control
manisha-deshpande
committed