Common SQL Errors

PostgreSQL Error - 3000 sql_statement_not_yet_complete Error: Causes and Fixes

August 4, 2025

PostgreSQL returns sql_statement_not_yet_complete when it reaches the end of your input before the SQL command is fully formed, typically due to a missing clause, parenthesis, or semicolon.

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What is the sql_statement_not_yet_complete error?

sql_statement_not_yet_complete appears when PostgreSQL hits the end of the input while the statement is still open. Close all parentheses, finish the clause, or add the terminating semicolon, then re-execute the query to clear the error.

Error Highlights

Typical Error Message

sql_statement_not_yet_complete

Error Type

Syntax Error

Language

PostgreSQL

Symbol

sql_statement_not_yet_complete

Error Code

3000

SQL State

Explanation

Table of Contents

What is sql_statement_not_yet_complete and how do I fix it?

PostgreSQL raises the sql_statement_not_yet_complete error when its parser reaches the end of the input while it still expects more tokens. The server knows the command is incomplete but cannot guess what is missing, so it halts execution.

The error usually shows up in interactive sessions, migration scripts, or client libraries that send multi-statement batches.

Fixing it is critical because the database will ignore the partial command, leaving transactions open and locks held.

What Causes This Error?

Most cases trace back to unfinished syntax such as a trailing AND, an unmatched parenthesis, or forgetting the semicolon that separates commands. Copy-pasted code and dynamic SQL assembled at runtime are common triggers.

How to Fix sql_statement_not_yet_complete

Locate the line PostgreSQL highlights, finish the clause, balance the parentheses, or add the semicolon. Run the corrected statement.

If you use Galaxy, the editor’s real-time parser will underline incomplete commands before they hit the database.

Common Scenarios and Solutions

Trailing logical operators, dangling commas in INSERT lists, or BEGIN blocks without COMMIT are typical. Close the syntax element, then rerun. Samples appear below.

Best Practices to Avoid This Error

Always end commands with a semicolon, use an IDE that highlights unmatched tokens, and adopt code review gates.

Galaxy’s linting engine and AI copilot catch these gaps early.

Related Errors and Solutions

Errors like syntax_error_at_end_of_input and unexpected_end_of_function stem from similar issues. Their fixes involve the same strategy: complete the statement before execution.

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Common Causes

Missing Semicolon

PostgreSQL waits for a semicolon to mark the end of a command. Without it, the parser keeps reading and ultimately throws sql_statement_not_yet_complete.

Unbalanced Parentheses or Brackets

An unmatched ( or [ signals an incomplete expression. The server holds the statement open until it reaches input end, then errors out.

Trailing AND/OR, Comma, or Operator

Leaving a logical operator or comma at the end of a line means the next token is required.

If none arrives, the statement is incomplete.

Forgotten COMMIT or END

Starting a transaction block (BEGIN) or procedural block (DO/CREATE FUNCTION) without closing it with COMMIT or END triggers the error.

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Related Errors

FAQs

Is sql_statement_not_yet_complete a fatal error?

No, it affects only the current statement. Fix the syntax and rerun; the session remains usable.

Does this error roll back my transaction?

The incomplete statement is ignored, but the surrounding transaction stays open. Issue COMMIT or ROLLBACK explicitly.

Why do I see this more in psql than in apps?

Interactive clients wait for semicolons, so forgotten delimiters surface quickly. Application frameworks often append semicolons automatically.

How does Galaxy help prevent the error?

Galaxy’s live parser flags unclosed tokens and missing semicolons as you type. The AI copilot can also auto-complete the statement correctly.

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