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fix: fetch system tables properly #78

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Merged
chulanovskyi-bs merged 2 commits into from
Jan 16, 2026
Merged

fix: fetch system tables properly #78

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ea3677f
fix: fetch system tables properly
chulanovskyi-bs Jan 16, 2026
c6633a3
chore: removed redundant escape
chulanovskyi-bs Jan 16, 2026
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3 changes: 0 additions & 3 deletions constants/constants.js
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Original file line number Diff line number Diff line change
Expand Up @@ -13,8 +13,6 @@ const TABLE_TYPE = {

const INLINE_COMMENT = '--';

const PERSENT = '__PERCENT__';

const CONSTRAINT_POSTFIX = {
primaryKey: 'pk',
foreignKey: 'fk',
Expand All @@ -28,6 +26,5 @@ module.exports = {
ERROR_MESSAGE,
TABLE_TYPE,
INLINE_COMMENT,
PERSENT,
CONSTRAINT_POSTFIX,
};
Empty file modified shared/Db2Client/build.sh
100644 → 100755
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20 changes: 8 additions & 12 deletions shared/helpers/queryHelper.js
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
const { TABLE_TYPE, PERSENT } = require('../../constants/constants');
const { TABLE_TYPE } = require('../../constants/constants');

/**
* @param {{ query: string }}
Expand All @@ -11,18 +11,14 @@ const cleanUpQuery = ({ query = '' }) => query.replaceAll(/\s+/g, ' ');
* @returns {string}
*/
const getNonSystemSchemaWhereClause = ({ query, schemaNameKeyword }) => {
// On Windows (cmd.exe), environment variables can be referenced using syntax like %PATH%.
// When a command contains such patterns, cmd.exe automatically replaces them with the corresponding environment variable values.
// To prevent this automatic substitution, a placeholder string (PERSENT) is used here instead,
// which will later be replaced with the % symbol inside the Db2Client Java client.
const whereClause = `
WHERE ${schemaNameKeyword} NOT LIKE 'SYS${PERSENT}'
AND ${schemaNameKeyword} NOT LIKE '${PERSENT}SYSCAT${PERSENT}'
AND ${schemaNameKeyword} NOT LIKE '${PERSENT}SYSIBM${PERSENT}'
AND ${schemaNameKeyword} NOT LIKE '${PERSENT}SYSSTAT${PERSENT}'
AND ${schemaNameKeyword} NOT LIKE '${PERSENT}SYSTOOLS${PERSENT}'
AND ${schemaNameKeyword} NOT LIKE '${PERSENT}NULLID${PERSENT}'
AND ${schemaNameKeyword} NOT LIKE '${PERSENT}SQLJ${PERSENT}';`;
WHERE ${schemaNameKeyword} NOT LIKE 'SYS%'
AND ${schemaNameKeyword} NOT LIKE '%SYSCAT%'
AND ${schemaNameKeyword} NOT LIKE '%SYSIBM%'
AND ${schemaNameKeyword} NOT LIKE '%SYSSTAT%'
AND ${schemaNameKeyword} NOT LIKE '%SYSTOOLS%'
AND ${schemaNameKeyword} NOT LIKE '%NULLID%'
AND ${schemaNameKeyword} NOT LIKE '%SQLJ%';`;

const clause = query.includes('WHERE') ? whereClause.replace('WHERE', 'AND') : whereClause;

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